When acetophenone, hydroxelamine hydrochloride, and sodium hydroxide are reacted to synthesize acetophenone oxime, why is it necessary to add hydrochloric acid after the reaction to make it acidic?

Q: Calculate the pH of each solution given the following. [OH−]=5.9×10−3M Express your answer…

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Q: How much energy is evolved during the formation of 296 g of Fe, according to the reaction below?…

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Q: EtO₂C. H₂N 3 O O₂N IZ N 6 Me -N N (i) (MeO)₂SO₂ HO₂C (ii) NaOH/H₂O (i) SOCI2 (ii) NH₂OH HO₂C O₂N 4 5…

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Q: Grive the belanced equation between Ba(OH)₂ and k₂soy 6 Give blanced net ionic equation between k3…

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Q: B. C. D. and ng are constitutional isomers? and and Br and CH₂=CHCH, QUESTION 18 hich amine has the…

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Q: Choose the correct Lewis structure for each molecule or ion. Part D SO3 0-8-0 0 S–0 :0: o Ô=ô–S=O…

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Q: Assume that 4.19 × 106 kJ of energy is needed to heat a home. If this energy is derived from the…

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Q: OEt OEt Diethyl heptanedioate (a 1,7-diester) 1. Na* OEt ethanol 2. H₂O سلح OEt + EtOH Ethyl…

A: This is a intramolecular claisen condensation reaction. This reaction takes place between two esters…

Q: 2. Dip-coating process is one of the methods for electrode surface modification.

A: Yes it is true ... Dip coating process us one the process of electrode surface modification

Q: D Question 51 Suppose you are recycling glass by having a furnace that mixes together glass shards…

A: Recycling glass of different shape size colour .

Q: 6. Polarographic cells are used to measure the partial pressure of gases only in static gas…

A: The given statement is  "Polarographic cells are used to measure the partial pressure of gases only…

Q: CH3CH₂OH+ NAD CH3CHO + NADH + H¹ The reaction is run in 1.00 mL of 10.0 mM TRIS buffer at pH 8.6. If…

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Q: a) Identify the chemical type of each compound (2a to 2c) b) On the diagram a, CIRCLE all the chiral…

A: A carbon atom is said to be  chiral centre,if it is connected to four different substituents.  One C…

Q: 5. Polarographic cells used for measuring the partial pressure of oxygen are temperature sensitive.

A: A polarographic cell is an electrochemical cell used to determine the concentration of analyte based…

Q: 3. List two major sources of error associated with pH measurements. 3

A: If pH is greater than 7, then solution is basic and pH less than 7 means solution is acidic.

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

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Q: Draw the following molecules & determine the molecular polarity. draw all of them a) CH2Br2 b)…

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Q: Which substance in the following reaction has undergone oxidation? 2MnO4- (aq) + 5C2O42- (aq) +…

A: 1) Which substance in the following reaction has undergone oxidation? Correct option is (a)…

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: More acidic a substance is, more will be its tendency to give H+ ions. Lower the pH is, more acidic…

Q: Each Sentence 0.9 Change the following pairs of sentences into compound sentences using these…

A: Ans. changing the given sentences into compound sentences using the given conjunctions: However He…

Q: Write the condensed (noble-gas) electron configuration of Cr²⁺, Co2+,Mn4+,and Cr3+

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Q: Use retrosynthetic analysis to suggest a way to synthesize 2,3-dimethyl-3-pentanol using the…

A: An alcohol is formed by the Grignard synthesis. The reaction involves the grignard reagent (RMgX, R…

Q: The complex ion [Fe(CN)6]³ is paramagnetic with one unpaired electron but the complex ion…

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Q: give the orbital diagram of given names

A: The electron will fill into orbital according to Aufbau principle, the lower energy orbital will…

Q: The data below were collected for the reaction represented by the equation: CH₂Cl (g) + 3 Cl₂ (g)…

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Q: Click the "draw structure" button to launch the drawing utility. What product is formed when the…

A: From the given data we have to write the structural formula of the vitamin K. And we have to find…

Q: Consider the general reaction below. 2A(g) + B₂(g) → g) ⇒ 2AB(g K = 6.4 x 10-6 @ 298 K The reaction…

A: Answer: Given equilibrium system is single phase system where all the components are gases only and…

Q: fox H₂C CH3 · CH3. NaBH4 20

A: This reaction is an example of reduction reaction by which we get alcohol end product from given…

Q: Temperature (°C) 25 C Write the Ksp expression here: Calculate the Ksp value here (show work):…

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Q: 2NH3(g) + O₂(g) given the following data: 2NH3(g) + 3N₂O(g) →→→ 4N₂(g) + 3H₂O(l) N₂O(g) + 3H₂(g)…

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Q: Study the equilibrium "e" shown below. What happens if an amount of calcium oxide is removed in a…

A: Since we can see that CaO is in the product side of reaction e  And it is in the solid form so any…

Q: True or False Leaching of PbCl₂ is ensured when known solution of Group I cations stays hot.

A: Please see explanation.

Q: Part 3 out of 3 (e) Determine the standard enthalpy of formation of ethanol (C₂H5OH) from its…

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Q: Which of the following is an example of co-precipitation error?     mixed-crystal formation…

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Q: 3. What is the relationship between the italicized protons in the molecules below? (homotopic,…

A: The identification of enantiotopic , diastereotopic and Homotopic protons are explained below.

Q: Where did you get the 0.48 from?

A: The given empirical formula is wrong. Because an empirical formula is the simplest whole number…

Q: Explain properly. Draw two different diagrams of the benzene molecule. Explain what each diagram…

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Q: P, O, As, S Oo>S> P > As Oo> P > As > S As > P>S>O OS> O > As > P OP>O>S> As

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Q: 1. How many sodium atoms are in 1.3 mol of sodium? 2. How many electrons are in 1.5 x 10-3 mol of…

A: Here we are required  to find the number of atoms present in 1.3 mol of sodium

Q: A mixture of 0.220 moles CO, 0.350 moles F2 and 0.640 moles Ne has a total pressure of 2.95 atm.…

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Q: In the olden days people estimated the temperature using volume of gas. if a gas bubble of volume…

A: At constant pressure, the volume of the gas is directly proportional to the temperature in kelvin…

Q: When copper compounds are converted to pure copper through electrolysis, they: gain electrons O lose…

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Q: What structure below corresponds to 2-methyl-2-hexene? OA. (CH3)2C=CHCH2CH2CH2CH3 OB. CH3 O D. C:…

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Q: What monosaccharides are formed when sophorose is hydrolyzed? CH₂OH H OH H KEN H OH H OH edit…

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Q: 13. In one sentence, clearly explain why CO has a small bond dipole (polar compound) and the oxygen…

A: The above questions can be answered as follows

Q: Write the structure of the tripeptide Ser-Gly-Ala

A: This structure will form by removal of water by the three molecule Serine, Glycine and Alanine.

Q: In line with the correct answr to the previous question, indicate which statements are true about…

A: Fractional distillation is one of the most widely used separation techniques in chemistry. This…

Q: 9. The equipment of choice to treat particulate matter from electric power plants is____. 10. In…

A: Particulate matter : These are the suspended impurities present in atmosphere , it is  liquid…

Q: ● tab Starting with the following equation, MgCl₂(aq) + Na3PO4(aq) → Mg3(PO4)2 (s) + NaCl(aq)…

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Q: A 24.6 mL sample of 0.112 M HCl is titrated with 0.178 M NaOH. Calculate the pH after the addition…

A: Acid - base titration Reaction will be ( H+ + Cl– ) + ( Na+ + OH– ) → H2O + NaCl Concentration of…